extra oral arch appliance 释义颌外唇弓矫治器
Conclusion: Oral breathing may lead to morphological changes in dental arch and base bone in children.
结论：口呼吸可以引起儿童牙弓、基骨形态的改变。
Establishing the orthodontic tooth movement model in SD rat oral. The experimental side of the left maxillary arch, the right to control side.
在SD大鼠口腔内建立正畸牙齿移动模型，以左侧上颌牙弓为实验侧，右侧为对照侧。
For patients with cryptogenic stroke associated with mobile aortic arch thrombi, we suggest either oral anticoagulation or antiplatelet agents (Grade 2c).
对于伴有主动脉弓活动性血栓的不明原因卒中患者，建议或者口服抗凝，或者服用抗血小板药物(2c级)。
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